document.write( "Question 165665: karen is five years younger than susan. three years ago, the sum of their ages was 11. how old are they now?\r
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document.write( "I must show my work and i don't know how ???? please help me !!!!! \n" );
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Algebra.Com's Answer #122132 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! karen is five years younger than susan. three years ago, the sum of their ages was 11. how old are they now? \n" ); document.write( "------------- \n" ); document.write( "NOW DATA: \n" ); document.write( "Let Susan be \"x\" yrs. old , \n" ); document.write( "Then Karen is \"x-5\" yrs. old. \n" ); document.write( "--------------------------------- \n" ); document.write( "3 years ago DATA: \n" ); document.write( "Susan was \"x-3\" yrs. old, \n" ); document.write( "Karen was \"x-5-3\" which is \"x-8\" yrs. old. \n" ); document.write( "-------------------------------------- \n" ); document.write( "EQUATION: \n" ); document.write( "(x-3) + (x-8) = 11 \n" ); document.write( "2x - 11 = 11 \n" ); document.write( "2x = 22 \n" ); document.write( "x = 11 yrs. old (Susan's age now) \n" ); document.write( "x-5 = 11-5 = 6 yrs. old (Karen's age now) \n" ); document.write( "============================================ \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |